package com.srit.map.web.action;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;

import org.springframework.beans.factory.annotation.Autowired;

import jxl.Cell;
import jxl.CellType;
import jxl.LabelCell;
import jxl.Sheet;
import jxl.Workbook;
import jxl.format.UnderlineStyle;
import jxl.write.Boolean;
import jxl.write.DateFormat;
import jxl.write.DateTime;
import jxl.write.Label;
import jxl.write.Number;
import jxl.write.NumberFormat;
import jxl.write.WritableCell;
import jxl.write.WritableCellFormat;
import jxl.write.WritableFont;
import jxl.write.WritableImage;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;

import com.srit.map.business.bean.CompanyDescription;
import com.srit.map.business.service.CompanyService;


/**
 * @author chenxiling
 *
 */
public class ExcelHandle
{
//	@Autowired(required = true)
//	private CompanyService companyService;
//    public ExcelHandle()
//    {
//    }
//
//    
//    public void insert(CompanyDescription companyDescription){
//    	companyService.InsertCompany(companyDescription);
//    }
    /**
    *
    * @param filePath
    */
    public static void readExcel(String filePath)
    {
        try
        {
            InputStream is = new FileInputStream(filePath);
            Workbook rwb = Workbook.getWorkbook(is);
            //Sheet st = rwb.getSheet("0")这里有两种方法获取sheet表,1为名字，而为下标，从0开始
            int sheets = rwb.getNumberOfSheets();
            System.out.println(sheets);
            Sheet st = rwb.getSheet(0);
            Cell c00 = st.getCell(1,0);
            //通用的获取cell值的方式,返回字符串
            String strc00 = c00.getContents();
            //获得cell具体类型值的方式
            if(c00.getType() == CellType.LABEL)
            {
                LabelCell labelc00 = (LabelCell)c00;
                strc00 = labelc00.getString();
            }
            //输出
            System.out.println(strc00);
            System.out.println("Cell(0, 0)" + " value : " + strc00 + "; type : " + c00.getType());
            //关闭
            rwb.close();
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }
    
    public static void readExcel(File file)
    {
        try
        {
            InputStream is = new FileInputStream(file);
            Workbook rwb = Workbook.getWorkbook(is);
            //Sheet st = rwb.getSheet("0")这里有两种方法获取sheet表,1为名字，而为下标，从0开始
            int sheets = rwb.getNumberOfSheets();
            System.out.println(sheets);
            Sheet st = rwb.getSheet(0);
            Cell c00 = st.getCell(1,0);
            //通用的获取cell值的方式,返回字符串
            String strc00 = c00.getContents();
            //获得cell具体类型值的方式
            if(c00.getType() == CellType.LABEL)
            {
                LabelCell labelc00 = (LabelCell)c00;
                strc00 = labelc00.getString();
            }
            //输出
            System.out.println(strc00);
            System.out.println("Cell(0, 0)" + " value : " + strc00 + "; type : " + c00.getType());
            //关闭
            rwb.close();
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }

    /**
     * 输出Excel
     *
     * @param os
     */
//    public static void writeExcel(OutputStream os)
//    {
//        try
//        {
//            /**
//             * 只能通过API提供的工厂方法来创建Workbook，而不能使用WritableWorkbook的构造函数，
//             * 因为类WritableWorkbook的构造函数为protected类型
//             * method(1)直接从目标文件中读取WritableWorkbook wwb = Workbook.createWorkbook(new File(targetfile));
//             * method(2)如下实例所示 将WritableWorkbook直接写入到输出流
//
//             */
//            WritableWorkbook wwb = Workbook.createWorkbook(os);
//            //创建Excel工作表 指定名称和位置
//            WritableSheet ws = wwb.createSheet("Test Sheet 1",0);
//
//            //**************往工作表中添加数据*****************
//
//            //1.添加Label对象
//            Label label = new Label(0,0,"this is a label test");
//            ws.addCell(label);
//
//            //添加带有字型Formatting对象
//            WritableFont wf = new WritableFont(WritableFont.TIMES,18,WritableFont.BOLD,true);
//            WritableCellFormat wcf = new WritableCellFormat(wf);
//            Label labelcf = new Label(1,0,"this is a label test",wcf);
//            ws.addCell(labelcf);
//
//            //添加带有字体颜色的Formatting对象
//            WritableFont wfc = new WritableFont(WritableFont.ARIAL,10,WritableFont.NO_BOLD,false,
//                    UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED);
//            WritableCellFormat wcfFC = new WritableCellFormat(wfc);
//            Label labelCF = new Label(1,0,"This is a Label Cell",wcfFC);
//            ws.addCell(labelCF);
//
//            //2.添加Number对象
//            Number labelN = new Number(0,1,3.1415926);
//            ws.addCell(labelN);
//
//            //添加带有formatting的Number对象
//            NumberFormat nf = new NumberFormat("#.##");
//            WritableCellFormat wcfN = new WritableCellFormat(nf);
//            Number labelNF = new jxl.write.Number(1,1,3.1415926,wcfN);
//            ws.addCell(labelNF);
//
//            //3.添加Boolean对象
//            Boolean labelB = new jxl.write.Boolean(0,2,false);
//            ws.addCell(labelB);
//
//            //4.添加DateTime对象
//            jxl.write.DateTime labelDT = new jxl.write.DateTime(0,3,new java.util.Date());
//            ws.addCell(labelDT);
//
//            //添加带有formatting的DateFormat对象
//            DateFormat df = new DateFormat("dd MM yyyy hh:mm:ss");
//            WritableCellFormat wcfDF = new WritableCellFormat(df);
//            DateTime labelDTF = new DateTime(1,3,new java.util.Date(),wcfDF);
//            ws.addCell(labelDTF);
//
//            //添加图片对象,jxl只支持png格式图片
//            File image = new File("f:\\2.png");
//            WritableImage wimage = new WritableImage(0,1,2,2,image);
//            ws.addImage(wimage);
//            //写入工作表
//            wwb.write();
//            wwb.close();
//        }
//        catch(Exception e)
//        {
//            e.printStackTrace();
//        }
//    }

    /**
     * 拷贝后,进行修改,其中file1为被copy对象，file2为修改后创建的对象
     * 尽单元格原有的格式化修饰是不能去掉的，我们还是可以将新的单元格修饰加上去，
     * 以使单元格的内容以不同的形式表现
     * @param file1
     * @param file2
     */
//    public static void modifyExcel(File file1,File file2)
//    {
//        try
//        {
//            Workbook rwb = Workbook.getWorkbook(file1);
//            WritableWorkbook wwb = Workbook.createWorkbook(file2,rwb);//copy
//            WritableSheet ws = wwb.getSheet(0);
//            WritableCell wc = ws.getWritableCell(0,0);
//            //判断单元格的类型,做出相应的转换
//            if(wc.getType() == CellType.LABEL)
//            {
//                Label label = (Label)wc;
//                label.setString("The value has been modified");
//            }
//            wwb.write();
//            wwb.close();
//            rwb.close();
//        }
//        catch(Exception e)
//        {
//            e.printStackTrace();
//        }
//    }

    //测试
//    public static void main(String[] args)
//    {
//        try
//        {
            //读Excel
//            ExcelHandle excel=new ExcelHandle();
//            excel.readExcel("E:/122.xls");
            //输出Excel
//            File fileWrite = new File("f:/testWrite.xls");
//            fileWrite.createNewFile();
//            OutputStream os = new FileOutputStream(fileWrite);
//            ExcelHandle.writeExcel(os);
//            //修改Excel
//            ExcelHandle.modifyExcel(new File(""),new File(""));
//        }
//        catch(Exception e)
//        {
//           e.printStackTrace();
//        }
//    }
}
